diff options
Diffstat (limited to 'scripts/mod')
| -rw-r--r-- | scripts/mod/file2alias.c | 70 | ||||
| -rw-r--r-- | scripts/mod/modpost.c | 27 |
2 files changed, 83 insertions, 14 deletions
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 348d8687b7c9..e04c4218cb52 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -328,19 +328,52 @@ static int do_pnp_entry(const char *filename, return 1; } -/* looks like: "pnp:cCdD..." */ -static int do_pnp_card_entry(const char *filename, - struct pnp_card_device_id *id, char *alias) +/* looks like: "pnp:dD" for every device of the card */ +static void do_pnp_card_entries(void *symval, unsigned long size, + struct module *mod) { - int i; + const unsigned long id_size = sizeof(struct pnp_card_device_id); + const unsigned int count = (size / id_size)-1; + const struct pnp_card_device_id *cards = symval; + unsigned int i; - sprintf(alias, "pnp:c%s", id->id); - for (i = 0; i < PNP_MAX_DEVICES; i++) { - if (! *id->devs[i].id) - break; - sprintf(alias + strlen(alias), "d%s", id->devs[i].id); + device_id_check(mod->name, "pnp", size, id_size, symval); + + for (i = 0; i < count; i++) { + unsigned int j; + const struct pnp_card_device_id *card = &cards[i]; + + for (j = 0; j < PNP_MAX_DEVICES; j++) { + const char *id = (char *)card->devs[j].id; + int i2, j2; + int dup = 0; + + if (!id[0]) + break; + + /* find duplicate, already added value */ + for (i2 = 0; i2 < i && !dup; i2++) { + const struct pnp_card_device_id *card2 = &cards[i2]; + + for (j2 = 0; j2 < PNP_MAX_DEVICES; j2++) { + const char *id2 = (char *)card2->devs[j2].id; + + if (!id2[0]) + break; + + if (!strcmp(id, id2)) { + dup = 1; + break; + } + } + } + + /* add an individual alias for every device entry */ + if (!dup) + buf_printf(&mod->dev_table_buf, + "MODULE_ALIAS(\"pnp:d%s*\");\n", id); + } } - return 1; } /* Looks like: pcmcia:mNcNfNfnNpfnNvaNvbNvcNvdN. */ @@ -543,6 +576,15 @@ static int do_virtio_entry(const char *filename, struct virtio_device_id *id, return 1; } +/* Looks like: i2c:S */ +static int do_i2c_entry(const char *filename, struct i2c_device_id *id, + char *alias) +{ + sprintf(alias, I2C_MODULE_PREFIX "%s", id->name); + + return 1; +} + /* Ignore any prefix, eg. v850 prepends _ */ static inline int sym_is(const char *symbol, const char *name) { @@ -634,9 +676,7 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, sizeof(struct pnp_device_id), "pnp", do_pnp_entry, mod); else if (sym_is(symname, "__mod_pnp_card_device_table")) - do_table(symval, sym->st_size, - sizeof(struct pnp_card_device_id), "pnp_card", - do_pnp_card_entry, mod); + do_pnp_card_entries(symval, sym->st_size, mod); else if (sym_is(symname, "__mod_pcmcia_device_table")) do_table(symval, sym->st_size, sizeof(struct pcmcia_device_id), "pcmcia", @@ -673,6 +713,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, do_table(symval, sym->st_size, sizeof(struct virtio_device_id), "virtio", do_virtio_entry, mod); + else if (sym_is(symname, "__mod_i2c_device_table")) + do_table(symval, sym->st_size, + sizeof(struct i2c_device_id), "i2c", + do_i2c_entry, mod); free(zeros); } diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 110cf243fa4e..757294b4f322 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -1552,6 +1552,10 @@ static void read_symbols(char *modname) } license = get_modinfo(info.modinfo, info.modinfo_len, "license"); + if (info.modinfo && !license && !is_vmlinux(modname)) + warn("modpost: missing MODULE_LICENSE() in %s\n" + "see include/linux/module.h for " + "more information\n", modname); while (license) { if (license_is_gpl_compatible(license)) mod->gpl_compatible = 1; @@ -2015,6 +2019,11 @@ static void write_markers(const char *fname) write_if_changed(&buf, fname); } +struct ext_sym_list { + struct ext_sym_list *next; + const char *file; +}; + int main(int argc, char **argv) { struct module *mod; @@ -2025,8 +2034,10 @@ int main(int argc, char **argv) char *markers_write = NULL; int opt; int err; + struct ext_sym_list *extsym_iter; + struct ext_sym_list *extsym_start = NULL; - while ((opt = getopt(argc, argv, "i:I:cmsSo:awM:K:")) != -1) { + while ((opt = getopt(argc, argv, "i:I:e:cmsSo:awM:K:")) != -1) { switch (opt) { case 'i': kernel_read = optarg; @@ -2038,6 +2049,14 @@ int main(int argc, char **argv) case 'c': cross_build = 1; break; + case 'e': + external_module = 1; + extsym_iter = + NOFAIL(malloc(sizeof(*extsym_iter))); + extsym_iter->next = extsym_start; + extsym_iter->file = optarg; + extsym_start = extsym_iter; + break; case 'm': modversions = 1; break; @@ -2071,6 +2090,12 @@ int main(int argc, char **argv) read_dump(kernel_read, 1); if (module_read) read_dump(module_read, 0); + while (extsym_start) { + read_dump(extsym_start->file, 0); + extsym_iter = extsym_start->next; + free(extsym_start); + extsym_start = extsym_iter; + } while (optind < argc) read_symbols(argv[optind++]); |